# File lib/restclient/request.rb, line 39
                def make_headers(user_headers)
      unless @cookies.empty?
        user_headers[:cookie] = @cookies.map {|key, val| "#{key.to_s}=#{val}" }.join('; ')
      end

                        default_headers.merge(user_headers).inject({}) do |final, (key, value)|
                                final[key.to_s.gsub(/_/, '-').capitalize] = value.to_s
                                final
                        end
                end